By using image masking technique many interesting effects can be applied to UIImage. You can transform UIImage to any shape you want for iOS application using a mask image. QuartzCore Framework provides a stunning function to mask images. The possibilities are endless. Its up to you how you can use it for your scenarios.
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Apple introduced powerful Face detection api in iOS 5. It uses quartz core framework (more specifically CoreImage) to detect faces in given image. Face Detection api in iOS detect the face, wrap it in CIFaceFeature object and add it in an array. Array contains faces detected in that image. Each CIFaceFeature object contains detail of detected face. That includes
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Using sencha touch 2 you can create web applications that look like native. You can host application in your server and run in webkit enabled browser, either in smartPhone or PC. Native packaging lets you export web app as ipa for iOS or apk for android (lets you Create ipa in Sencha Touch). You can then use these packages to submit in app store or play store.
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Store Custom Object in NSUserdefaults
NSUserDefaults only allows certain type of items to store. Following are they
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CountDownTimerUtility is a reusable class to implement countdown timer. Following is they way to integrate and use it in your iOS project. Download source from github repository that also contains a sample project.
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